Water Quality in Maysville, OK: 67 Violations — Grade C
Grade C · Score 62/100 · 1 water system · Updated 2026-05-03
Maysville's water has moderate compliance issues. Residents in affected areas should consider filtration.
Data: EPA Safe Drinking Water Information System (SDWIS) Last verified: 2026-05-03
Local water systems serving Maysville, OK carry 67 EPA violations on record in the federal compliance database — documented events spanning categories from maximum contaminant level exceedances to monitoring requirements tracked by the national Safe Drinking Water program.
Water Quality by ZIP Code in Maysville
Water quality varies across Maysville's 1 ZIP codes. Check your specific ZIP for detailed contaminant data.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 73057 | C | 62 | 67 | 37 | View report → |
Violation Trend
EPA violations recorded for water systems serving Maysville.
Water Quality Overview
Maysville, Oklahoma receives a water quality grade of C with an overall score of 62 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
The 1 water system serving Maysville have accumulated 67 EPA violations, including 37 health-based violations. These violations are tracked across 1 ZIP codes serving approximately 1,212 people.
What Grade C Means
A grade of C indicates moderate compliance issues. Maysville's water systems have some violations that warrant attention. While the water may still be safe for most people, residents in affected ZIP codes should consider additional testing or filtration.
Lead Levels
Lead testing data for Maysville is currently being collected. The EPA requires all community water systems to test for lead under the Lead and Copper Rule.
With 76% of homes built before 1986, Maysville has a higher-than-average risk of lead from older plumbing. Lead solder was banned in 1986, and homes built before this date may have lead in pipes, solder joints, or fixtures.
Water Systems Serving Maysville
Maysville is served by 1 community water system regulated under the Safe Drinking Water Act. These systems collectively serve approximately 1,212 people across 1 ZIP codes.
Each water system is identified by a Public Water System ID (PWSID) and is required to:
- Test for over 90 regulated contaminants on a regular schedule
- Report results to the EPA and state regulators
- Issue an annual Consumer Confidence Report (CCR) to all customers
- Take corrective action when violations occur
The EPA has taken 10 enforcement actions against water systems serving Maysville. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Maysville
Enter your ZIP code on ZipCheckup to see your specific water system data, including contaminant levels, violation history, and safety scores
Request your CCR — your water utility must provide an annual Consumer Confidence Report with detailed test results for all monitored contaminants
Get a home test — certified kits cost $20–$50 and test for lead, bacteria, and common contaminants. Professional lab tests ($150–$400) cover a broader panel
Consider filtration — NSF-certified filters can remove specific contaminants. Reverse osmosis removes the broadest range; activated carbon is effective for chlorine and many organics
Check for advisories — monitor your local utility website and local news for boil water advisories or system alerts
Contaminants Detected in Maysville Water Systems
The following contaminants have been detected or caused violations across Maysville's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| Fecal Coliform | Microbiological | N/A | 24 | 1 | Yes |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 0.06 mg/L | 19 | 1 | Yes |
| E. coli | Microbiological | N/A | 6 | 1 | Yes |
| Revised Total Coliform Rule | Microbiological | N/A | 5 | 1 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 0.08 mg/L | 2 | 1 | No |
| Stage 2 DBP Rule | Treatment Technique | N/A | 2 | 1 | Yes |
| Chlorite | Disinfection Byproducts | 1 mg/L | 1 | 1 | No |
MCL = Maximum Contaminant Level (EPA enforceable standard). Health-based violations indicate levels that may pose direct health risks.
Violation Trend Over Time
Year-by-year EPA violations recorded for water systems serving Maysville:
| Year | Total Violations | Health-Based |
|---|---|---|
| 2023 | 4 | 4 |
| 2024 | 7 | 7 |
| 2025 | 4 | 4 |
Violation counts have remained stable over the observed period.
EPA Enforcement History
The EPA and state regulators have taken 10 enforcement actions against water systems serving Maysville. Recent actions:
| Date | Action Type |
|---|---|
| 2025-09-19 | State Informal Action |
| 2025-09-19 | State Informal Enforcement |
| 2025-09-17 | State Order Extension |
| 2025-09-12 | State Informal Action |
| 2025-08-20 | State Informal Action |
| 2025-08-20 | State Informal Enforcement |
| 2025-07-29 | State Order Extension |
| 2025-07-23 | State Informal Action |
| 2025-07-23 | State Informal Enforcement |
| 2025-07-15 | State Order Extension |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2025-09-19.
Maysville vs. Nearby Oklahoma Cities
How Maysville's water quality compares to similar cities in Oklahoma:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Maysville | C | 67 | 1 | 1,212 |
| Geronimo | A | 7 | 1 | 1,200 |
| Oscar | C | 0 | 1 | 1,200 |
| Shattuck | C | 10 | 1 | 1,200 |
Common Questions About Maysville Water
These are the most common questions residents search for about water quality in Maysville, Oklahoma:
Is Maysville water hard or soft? Water hardness varies by source. Maysville's 1 water system uses a single source. Check your ZIP code report for specific hardness data.
Can I drink Maysville tap water? Maysville's water receives a grade of C (62/100). There are 37 health-based violations — consider filtration.
What is the best water filter for Maysville? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Maysville vs. Oklahoma Average
Understanding how Maysville compares to the broader Oklahoma average helps contextualize your local water quality. Factors like water source, treatment methods, and infrastructure age all contribute to differences between cities in the same state.
To see how individual neighborhoods compare, check the ZIP code reports below — water quality can vary significantly even within Maysville.
ZIP Codes in Maysville
Maysville spans 1 ZIP code. The ZIP with the lowest water quality score is 73057. Each ZIP code has its own water quality profile based on the specific water system serving that area. Check each ZIP code for detailed contaminant data, violation history, and system information.
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
- Enforcement: EPA ECHO database
- Filter recommendations: NSF/ANSI certified products
Updated daily.